Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share - Numerators and Denominators in Basic and Diluted Per Share (Detail)

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Earnings Per Share - Numerators and Denominators in Basic and Diluted Per Share (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended 9 Months Ended
Jun. 28, 2014
Jun. 29, 2013
Jun. 28, 2014
Jun. 29, 2013
Basic EPS:        
Net income available to common shareholders, Income $ 4,687 $ 13,725 $ 12,874 $ 20,652
Net income available to common shareholders, Shares 49,148 48,173 48,732 48,037
Net income available to common shareholders, Per Share $ 0.10 $ 0.28 $ 0.26 $ 0.43
Effect of dilutive securities:        
Options to purchase common stock, Shares 154 141 35 284
Options to purchase common stock, Per Share $ 0 $ 0 $ 0 $ 0
Restricted shares, Shares 539 508 434 445
Restricted shares, Per Share $ (0.01) $ 0 $ 0 $ (0.01)
Diluted EPS:        
Net income available to common shareholders, Income $ 4,687 $ 13,725 $ 12,874 $ 20,652
Net income available to common shareholders, Shares 49,841 48,822 49,201 48,766
Net income available to common shareholders, Per Share $ 0.09 $ 0.28 $ 0.26 $ 0.42